Labuntur et imputantur.
D000368:Aged; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D007348:Insurance, Health; D010414:Pennsylvania; D010810:Physical and Rehabilitation Medicine / Q000266:history; D012577:Schools, Medical / Q000266:history*; D014481:United States